SINO AGE DEVELOPMENT TECHNOLOGY, LTD.
Sino Age Development Technology Our products are your best choice in NDT and quality control field All products supplied by SADT have excellent quality and competitive price with our best service.
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Portable metale Surface Roughness Tester With High Accuracy and software to PC
Digital surface roughness tester SR220
SR220 of digital surfaces roughness tester is a small handheld instrument with big LCD, high accuracy and various parameters. It can be used in the laboratory, inspection area or wherever on-site surface roughness testing is required. The measuring data of SR220 can be output to PC or micro printer.
KEY FEATURES
● 28 para meters:Ra, Rq, Rz, Rt, Rp, Rv, RS, RSm, Rz(JIS), Ry (JIS), RSk, R3z , Rmax , Rpc, Rmr, Rku, RΔa , RΔq, Rδc, Ry, Rk , Rpk, Rvk, Mr1, Mr2, A1, A2, V0;
● 320μm wide range high accuracy inductance probe;
● Four filtering methods of RC, PC-RC, GAUSS and D-P;
● Compatible with four standards of ISO, DIN, ANSI and JIS;
● 128×64 2.7” dot matrix OLED displays all para meters, graphs and menu;
● DSP chip is used to control and process data with high speed and low power consumption;
● Built-in lithium ion chargeable battery and control circuit;
● With internal memory chip, it can store 20 groups of measuring data, usingextend SD cardtoextnedun limited memory ;
● Built-in remote control module, can take measurments romotely;
● Design of mechanical and electrical integration is adopted to achieves mallbulk, light weight and easy usage;
● Can be connected to Bluetooth micro printer to print all parameters and graphs;
● Built-in standard micro-USB interface enables communication with PC;
● Automatic switch off, memory and various prompt instructions
Specifications
| Model | SR220 | |
| Measuring range | Z Axis (Vertical) | 320μm (Ra=80μm) |
| X Axis (Horizontal) | 17.5mm | |
| Resolution | Z Axis (Vertical) | 0.01μm/±20μm 0.02μm/±40μm 0.04μm/±80μm 0.08μm/±160μm |
| Measurement item | Parameters | Ra, Rq, Rz, Rt, Rp, Rv, RS, RSm, Rz(JIS), Ry(JIS), RSk, R3z, Rmax, Rpc, Rmr, Rku, RΔa, RΔq, Rδc, Ry, Rk, Rpk, Rvk, Mr1, Mr2, A1, A2, V0; |
| Standards | ISO, ANSI, DIN, JIS | |
| Graphic | Roughness profile, Material ratio curve, Direct profile | |
| Filter | RC, PC-RC, Gauss, D-P | |
| Sampling length (lr) | 0.25 / 0.8 / 2.5mm | |
| Assessment length(ln) | Ln= lr×n n=1~5 | |
| Probe | principle | Differential inductance |
| Stylus | Natural Diamond, 90° cone angle, 5μm tip radius | |
| Force | <4mN | |
| Skid | Ruby, Longitudinal radius 40mm | |
| Traversing speed | lr=0.25, Vt=0.15mm/s lr=0.8, Vt=0. 5mm/s lr=2. 5, Vt=1mm/s Return Vt=1mm/s |
|
| Accuracy | Less than or equal to ±10% | |
| Repeatability | Less than or equal to 6% | |
| Power supply | Built-in Lithium ion battery, AC adapter 8.4V, 800mA | |
| Dimension | 112×50×47mm (L×W×H) | |
| Weight | approximately 360g | |
Standard package
Main unit 1
Standard probe 1
Calibrate specimen 1
Specimen plate 1
Charger 1
Data transfer cable 1
Remote controller 1
Screw driver 1
Operation manual 1
Carrying case 1